[alsa-devel] [PATCH 3/3] ALSA: hda - use azx_writew() for 16-bit length register

Wang Xingchao xingchao.wang at linux.intel.com
Mon Jul 22 09:19:18 CEST 2013


Register STATESTS is 16-bit length, use correct API for read/write.

Signed-off-by: Wang Xingchao <xingchao.wang at linux.intel.com>
---
 sound/pci/hda/hda_intel.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index a7ac7fd..c6f7c19 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1160,7 +1160,7 @@ static int azx_reset(struct azx *chip, int full_reset)
 		goto __skip;
 
 	/* clear STATESTS */
-	azx_writeb(chip, STATESTS, STATESTS_INT_MASK);
+	azx_writew(chip, STATESTS, STATESTS_INT_MASK);
 
 	/* reset controller */
 	azx_enter_link_reset(chip);
@@ -1242,7 +1242,7 @@ static void azx_int_clear(struct azx *chip)
 	}
 
 	/* clear STATESTS */
-	azx_writeb(chip, STATESTS, STATESTS_INT_MASK);
+	azx_writew(chip, STATESTS, STATESTS_INT_MASK);
 
 	/* clear rirb status */
 	azx_writeb(chip, RIRBSTS, RIRB_INT_MASK);
@@ -1451,8 +1451,8 @@ static irqreturn_t azx_interrupt(int irq, void *dev_id)
 
 #if 0
 	/* clear state status int */
-	if (azx_readb(chip, STATESTS) & 0x04)
-		azx_writeb(chip, STATESTS, 0x04);
+	if (azx_readw(chip, STATESTS) & 0x04)
+		azx_writew(chip, STATESTS, 0x04);
 #endif
 	spin_unlock(&chip->reg_lock);
 	
-- 
1.8.3.2



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